Home / 272,002.23-408,072.56-159,777.36

Finding the Fourth Proportional to 272,002.23, 408,072.56 and 159,777.36

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Solution

The fourth proportional to 272,002.23, 408,072.56 and 159,777.36 is: 239,706.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,002.23 : 408,072.56 = 159,777.36 : x
  2. Step 2: Convert to fraction form
    272,002.23/408,072.56 = 159,777.36/x
  3. Step 3: Cross multiply
    272,002.23x = 408,072.56 × 159,777.36
  4. Step 4: Simplify right side
    272,002.23x = 65,200,755,526.35
  5. Step 5: Solve for x
    x = 65,200,755,526.35/272,002.23
  6. Step 6: Final answer
    x = 239,706.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.